{"id":476923,"date":"2023-08-09T09:05:02","date_gmt":"2023-08-09T09:05:02","guid":{"rendered":""},"modified":"2023-09-05T11:13:39","modified_gmt":"2023-09-05T11:13:39","slug":"dns-record","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/jp\/wiki\/dns-record\/","title":{"rendered":"DNS\u30ec\u30b3\u30fc\u30c9"},"content":{"rendered":"<p>DNS \u30ec\u30b3\u30fc\u30c9\u306f\u3001\u30c9\u30e1\u30a4\u30f3 \u30cd\u30fc\u30e0 \u30b7\u30b9\u30c6\u30e0 \u30ec\u30b3\u30fc\u30c9\u306e\u7565\u3067\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8 \u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u306e\u57fa\u672c\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u30c9\u30e1\u30a4\u30f3 \u30cd\u30fc\u30e0 \u30b7\u30b9\u30c6\u30e0 (DNS) \u5185\u306e\u30c6\u30ad\u30b9\u30c8 \u30d9\u30fc\u30b9\u306e\u30a8\u30f3\u30c8\u30ea\u3067\u3042\u308a\u3001\u300coneproxy.pro\u300d\u306a\u3069\u306e\u4eba\u9593\u304c\u5224\u8aad\u3067\u304d\u308b\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u3001\u300c192.0.2.1\u300d\u306a\u3069\u306e\u5bfe\u5fdc\u3059\u308b IP \u30a2\u30c9\u30ec\u30b9\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u307e\u3059\u3002DNS \u30ec\u30b3\u30fc\u30c9\u306f\u3001\u4eba\u9593\u304c\u5224\u8aad\u3067\u304d\u308b\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u6a5f\u68b0\u304c\u5224\u8aad\u3067\u304d\u308b IP \u30a2\u30c9\u30ec\u30b9\u306b\u5909\u63db\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u304c Web \u30b5\u30a4\u30c8\u3084\u305d\u306e\u4ed6\u306e\u30aa\u30f3\u30e9\u30a4\u30f3 \u30b5\u30fc\u30d3\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n<h2>DNS\u30ec\u30b3\u30fc\u30c9\u306e\u8d77\u6e90\u3068\u305d\u306e\u6700\u521d\u306e\u8a00\u53ca\u306e\u6b74\u53f2<\/h2>\n<p>DNS \u306e\u6982\u5ff5\u306f\u3001\u30c9\u30e1\u30a4\u30f3\u540d\u3092 IP \u30a2\u30c9\u30ec\u30b9\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3059\u308b\u3068\u3044\u3046\u5897\u5927\u3059\u308b\u554f\u984c\u306e\u89e3\u6c7a\u7b56\u3068\u3057\u3066\u30011980 \u5e74\u4ee3\u521d\u982d\u306b\u521d\u3081\u3066\u5c0e\u5165\u3055\u308c\u307e\u3057\u305f\u3002DNS \u4ee5\u524d\u306f\u3001\u3053\u308c\u3089\u306e\u30de\u30c3\u30d4\u30f3\u30b0\u3092\u7ba1\u7406\u3059\u308b\u305f\u3081\u306b\u300chosts.txt\u300d\u3068\u547c\u3070\u308c\u308b\u96c6\u4e2d\u30d5\u30a1\u30a4\u30eb\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u304c\u6025\u901f\u306b\u62e1\u5927\u3059\u308b\u306b\u3064\u308c\u3066\u3001\u3053\u306e\u65b9\u6cd5\u306f\u62e1\u5f35\u4e0d\u53ef\u80fd\u3067\u3042\u308b\u3053\u3068\u304c\u5224\u660e\u3057\u307e\u3057\u305f\u3002\u300chosts.txt\u300d\u30d5\u30a1\u30a4\u30eb\u306f\u6271\u3044\u306b\u304f\u304f\u306a\u308a\u3001\u7ba1\u7406\u304c\u56f0\u96e3\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>1983 \u5e74\u3001Paul Mockapetris \u6c0f\u3068 Jon Postel \u6c0f\u306f\u3001\u5206\u6563\u578b\u3067\u968e\u5c64\u7684\u306a\u547d\u540d\u30b7\u30b9\u30c6\u30e0\u3068\u3057\u3066\u30c9\u30e1\u30a4\u30f3 \u30cd\u30fc\u30e0 \u30b7\u30b9\u30c6\u30e0 (DNS) \u3092\u958b\u767a\u3057\u307e\u3057\u305f\u3002DNS \u306b\u95a2\u3059\u308b\u6700\u521d\u306e\u8a00\u53ca\u306f\u30011983 \u5e74 11 \u6708\u306b\u767a\u884c\u3055\u308c\u305f RFC 882 \u3068 RFC 883 \u306b\u9061\u308a\u3001DNS \u306e\u4ed5\u69d8\u3068\u6a5f\u80fd\u306e\u6982\u8981\u304c\u8aac\u660e\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2>DNS\u30ec\u30b3\u30fc\u30c9\u306e\u8a73\u7d30\u60c5\u5831 \u2013 DNS\u30ec\u30b3\u30fc\u30c9\u306e\u30c8\u30d4\u30c3\u30af\u306e\u62e1\u5f35<\/h2>\n<p>DNS \u30ec\u30b3\u30fc\u30c9\u306f\u3001\u30c9\u30e1\u30a4\u30f3\u540d\u89e3\u6c7a\u3092\u7ba1\u7406\u3059\u308b\u5927\u898f\u6a21\u306a\u30b7\u30b9\u30c6\u30e0\u306e\u4e00\u90e8\u3067\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u304c Web \u30d6\u30e9\u30a6\u30b6\u306b\u300coneproxy.pro\u300d\u306a\u3069\u306e\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u5165\u529b\u3059\u308b\u3068\u3001\u30d6\u30e9\u30a6\u30b6\u306f\u307e\u305a\u305d\u306e\u30c9\u30e1\u30a4\u30f3\u540d\u306b\u95a2\u9023\u4ed8\u3051\u3089\u308c\u305f IP \u30a2\u30c9\u30ec\u30b9\u3092\u898b\u3064\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u3067\u306f\u3001DNS \u30b5\u30fc\u30d0\u30fc\u306b\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3057\u3066\u3001\u30c9\u30e1\u30a4\u30f3\u306b\u95a2\u9023\u3059\u308b DNS \u30ec\u30b3\u30fc\u30c9\u3092\u691c\u7d22\u3057\u307e\u3059\u3002<\/p>\n<p>DNS \u30ec\u30b3\u30fc\u30c9\u306f\u3044\u304f\u3064\u304b\u306e\u30bf\u30a4\u30d7\u306b\u5206\u985e\u3055\u308c\u3066\u304a\u308a\u3001\u305d\u308c\u305e\u308c\u304c\u30c9\u30e1\u30a4\u30f3\u89e3\u6c7a\u30d7\u30ed\u30bb\u30b9\u3067\u7279\u5b9a\u306e\u76ee\u7684\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u4e00\u822c\u7684\u306a DNS \u30ec\u30b3\u30fc\u30c9\u306e\u30bf\u30a4\u30d7\u306b\u306f\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>A\u30ec\u30b3\u30fc\u30c9\uff08\u4f4f\u6240\u30ec\u30b3\u30fc\u30c9\uff09<\/strong>: A \u30ec\u30b3\u30fc\u30c9\u306f\u30c9\u30e1\u30a4\u30f3\u540d\u3092 IPv4 \u30a2\u30c9\u30ec\u30b9\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u300coneproxy.pro\u300d\u3092 IP \u30a2\u30c9\u30ec\u30b9\u300c192.0.2.1\u300d\u306b\u95a2\u9023\u4ed8\u3051\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>AAAA \u30ec\u30b3\u30fc\u30c9 (IPv6 \u30a2\u30c9\u30ec\u30b9 \u30ec\u30b3\u30fc\u30c9)<\/strong>: A \u30ec\u30b3\u30fc\u30c9\u3068\u540c\u69d8\u306b\u3001AAAA \u30ec\u30b3\u30fc\u30c9\u306f\u30c9\u30e1\u30a4\u30f3\u540d\u3092 IPv6 \u30a2\u30c9\u30ec\u30b9\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u307e\u3059\u3002\u3053\u306e\u30ec\u30b3\u30fc\u30c9 \u30bf\u30a4\u30d7\u306f\u3001IPv6 \u7d4c\u7531\u3067\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u306a Web \u30b5\u30a4\u30c8\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>CNAME \u30ec\u30b3\u30fc\u30c9 (\u6b63\u898f\u540d\u30ec\u30b3\u30fc\u30c9)<\/strong>: CNAME \u30ec\u30b3\u30fc\u30c9\u306f\u3001\u3042\u308b\u30c9\u30e1\u30a4\u30f3\u540d\u304b\u3089\u5225\u306e\u30c9\u30e1\u30a4\u30f3\u540d\u3078\u306e\u30a8\u30a4\u30ea\u30a2\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u3084\u3001\u8907\u6570\u306e\u540d\u524d\u3067 Web \u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u5834\u5408\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>MX \u30ec\u30b3\u30fc\u30c9 (\u30e1\u30fc\u30eb\u4ea4\u63db\u30ec\u30b3\u30fc\u30c9)<\/strong>: MX \u30ec\u30b3\u30fc\u30c9\u306f\u3001\u30c9\u30e1\u30a4\u30f3\u306e\u96fb\u5b50\u30e1\u30fc\u30eb\u3092\u53d7\u4fe1\u3059\u308b\u30e1\u30fc\u30eb \u30b5\u30fc\u30d0\u30fc\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>TXT\u30ec\u30b3\u30fc\u30c9\uff08\u30c6\u30ad\u30b9\u30c8\u30ec\u30b3\u30fc\u30c9\uff09<\/strong>: TXT \u30ec\u30b3\u30fc\u30c9\u306b\u306f\u4efb\u610f\u306e\u30c6\u30ad\u30b9\u30c8\u3092\u4fdd\u6301\u3067\u304d\u3001\u901a\u5e38\u306f\u691c\u8a3c\u76ee\u7684\u3084\u8ffd\u52a0\u60c5\u5831\u306e\u4fdd\u5b58\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>NS \u30ec\u30b3\u30fc\u30c9 (\u30cd\u30fc\u30e0 \u30b5\u30fc\u30d0\u30fc \u30ec\u30b3\u30fc\u30c9)<\/strong>: NS \u30ec\u30b3\u30fc\u30c9\u306f\u3001\u30c9\u30e1\u30a4\u30f3\u306b\u5bfe\u3057\u3066\u6a29\u9650\u3092\u6301\u3064 DNS \u30b5\u30fc\u30d0\u30fc\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>SOA \u30ec\u30b3\u30fc\u30c9 (\u6a29\u9650\u30ec\u30b3\u30fc\u30c9\u306e\u958b\u59cb)<\/strong>: SOA \u30ec\u30b3\u30fc\u30c9\u306f\u3001\u30d7\u30e9\u30a4\u30de\u30ea \u30cd\u30fc\u30e0 \u30b5\u30fc\u30d0\u30fc\u3084\u9023\u7d61\u5148\u306e\u8a73\u7d30\u306a\u3069\u3001\u30c9\u30e1\u30a4\u30f3\u306b\u95a2\u3059\u308b\u7ba1\u7406\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>DNS \u30ec\u30b3\u30fc\u30c9\u306e\u5185\u90e8\u69cb\u9020 \u2013 DNS \u30ec\u30b3\u30fc\u30c9\u306e\u4ed5\u7d44\u307f<\/h2>\n<p>DNS \u30ec\u30b3\u30fc\u30c9\u306e\u5185\u90e8\u69cb\u9020\u306f\u3001\u30c9\u30e1\u30a4\u30f3\u540d\u3001\u5b58\u7d9a\u6642\u9593 (TTL)\u3001\u30ec\u30b3\u30fc\u30c9 \u30bf\u30a4\u30d7\u3001\u30ec\u30b3\u30fc\u30c9\u5024\u306a\u3069\u3001\u8907\u6570\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5404\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u3064\u3044\u3066\u7c21\u5358\u306b\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>\u30c9\u30e1\u30a4\u30f3\u540d<\/strong>: \u3053\u308c\u306f\u300coneproxy.pro\u300d\u306a\u3069\u306e\u4eba\u9593\u304c\u8aad\u3081\u308b\u30c9\u30e1\u30a4\u30f3\u540d\u3067\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u5b58\u7d9a\u6642\u9593 (TTL)<\/strong>: TTL \u306f\u3001DNS \u30ec\u30b3\u30fc\u30c9\u304c\u6709\u52b9\u3068\u898b\u306a\u3055\u308c\u3001\u66f4\u65b0\u304c\u5fc5\u8981\u306b\u306a\u308b\u307e\u3067\u306e\u6642\u9593\u306e\u9577\u3055\u3092\u8868\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u79d2\u5358\u4f4d\u3067\u6e2c\u5b9a\u3055\u308c\u3001DNS \u60c5\u5831\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3057\u3066 DNS \u30af\u30a8\u30ea \u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u524a\u6e1b\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30ec\u30b3\u30fc\u30c9\u30bf\u30a4\u30d7<\/strong>: \u30ec\u30b3\u30fc\u30c9 \u30bf\u30a4\u30d7\u306f\u3001A\u3001AAAA\u3001CNAME\u3001MX\u3001TXT\u3001NS \u306a\u3069\u306e DNS \u30ec\u30b3\u30fc\u30c9\u306e\u30bf\u30a4\u30d7\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u8a18\u9332\u7684\u306a\u4fa1\u5024<\/strong>: \u3053\u308c\u306f\u3001A \u30ec\u30b3\u30fc\u30c9\u306e IP \u30a2\u30c9\u30ec\u30b9\u3084 MX \u30ec\u30b3\u30fc\u30c9\u306e\u30e1\u30fc\u30eb \u30b5\u30fc\u30d0\u30fc\u306a\u3069\u3001DNS \u30ec\u30b3\u30fc\u30c9\u306b\u95a2\u9023\u4ed8\u3051\u3089\u308c\u305f\u30c7\u30fc\u30bf\u3067\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<p>\u30e6\u30fc\u30b6\u30fc\u304c Web \u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u30c7\u30d0\u30a4\u30b9\u306f DNS \u30ea\u30be\u30eb\u30d0\u306b DNS \u30af\u30a8\u30ea\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002\u6b21\u306b\u3001\u30ea\u30be\u30eb\u30d0\u306f\u30eb\u30fc\u30c8 DNS \u30b5\u30fc\u30d0\u30fc\u304b\u3089\u59cb\u3081\u3066\u968e\u5c64\u3092\u4e0b\u3063\u3066\u3044\u304d\u3001\u30c9\u30e1\u30a4\u30f3\u306e\u6a29\u9650\u306e\u3042\u308b DNS \u30b5\u30fc\u30d0\u30fc\u304c\u898b\u3064\u304b\u308b\u307e\u3067\u9069\u5207\u306a DNS \u30ec\u30b3\u30fc\u30c9\u3092\u518d\u5e30\u7684\u306b\u691c\u7d22\u3057\u307e\u3059\u3002\u6b21\u306b\u3001\u30ea\u30be\u30eb\u30d0\u306f TTL \u5024\u306b\u57fa\u3065\u3044\u3066\u7d50\u679c\u3092\u4e00\u5b9a\u671f\u9593\u30ad\u30e3\u30c3\u30b7\u30e5\u3057\u3001\u5f8c\u7d9a\u306e DNS \u30af\u30a8\u30ea\u306e\u5fdc\u7b54\u6642\u9593\u3092\u6539\u5584\u3057\u307e\u3059\u3002<\/p>\n<h2>DNS\u30ec\u30b3\u30fc\u30c9\u306e\u4e3b\u306a\u7279\u5fb4\u306e\u5206\u6790<\/h2>\n<p>DNS \u30ec\u30b3\u30fc\u30c9 \u30b7\u30b9\u30c6\u30e0\u306b\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u6a5f\u80fd\u306b\u4e0d\u53ef\u6b20\u306a\u3044\u304f\u3064\u304b\u306e\u91cd\u8981\u306a\u6a5f\u80fd\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>\u5206\u6563\u578b\u3068\u968e\u5c64\u578b<\/strong>: DNS \u306f\u5206\u6563\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002\u3064\u307e\u308a\u3001\u5358\u4e00\u306e\u4e2d\u592e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u4f9d\u5b58\u3057\u307e\u305b\u3093\u3002\u4ee3\u308f\u308a\u306b\u3001\u76f8\u4e92\u63a5\u7d9a\u3055\u308c\u305f DNS \u30b5\u30fc\u30d0\u30fc\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u4ecb\u3057\u3066\u52d5\u4f5c\u3057\u3001\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3092\u5206\u6563\u3057\u3066\u30d5\u30a9\u30fc\u30eb\u30c8 \u30c8\u30ec\u30e9\u30f3\u30b9\u3092\u9ad8\u3081\u307e\u3059\u3002\u968e\u5c64\u69cb\u9020\u306b\u3088\u308a\u3001\u6700\u4e0a\u4f4d\u30ec\u30d9\u30eb\u306e\u30c9\u30e1\u30a4\u30f3\u304b\u3089\u4e0b\u4f4d\u30ec\u30d9\u30eb\u306e\u30c9\u30e1\u30a4\u30f3\u306b\u6a29\u9650\u3092\u59d4\u4efb\u3059\u308b\u3053\u3068\u3067\u3001\u52b9\u7387\u7684\u306a\u30c9\u30e1\u30a4\u30f3\u540d\u89e3\u6c7a\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0<\/strong>: DNS \u30ea\u30be\u30eb\u30d0\u3068\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u3001\u30af\u30a8\u30ea\u306e\u8ca0\u8377\u3092\u8efd\u6e1b\u3057\u3001\u5fdc\u7b54\u6642\u9593\u3092\u6539\u5584\u3059\u308b\u305f\u3081\u306b DNS \u30ec\u30b3\u30fc\u30c9\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3057\u307e\u3059\u3002TTL \u5024\u306f\u3001\u30ec\u30b3\u30fc\u30c9\u304c\u66f4\u65b0\u3055\u308c\u308b\u307e\u3067\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u4fdd\u6301\u671f\u9593\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u5197\u9577\u6027\u3068\u8ca0\u8377\u5206\u6563<\/strong>: DNS \u30ec\u30b3\u30fc\u30c9\u306f\u3001\u8907\u6570\u306e IP \u30a2\u30c9\u30ec\u30b9\u3092\u30c9\u30e1\u30a4\u30f3\u540d\u306b\u95a2\u9023\u4ed8\u3051\u308b\u3053\u3068\u3067\u3001\u8ca0\u8377\u5206\u6563\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u8907\u6570\u306e\u30b5\u30fc\u30d0\u30fc\u306b\u5206\u6563\u3057\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u4fe1\u983c\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u591a\u7528\u9014\u6027<\/strong>: \u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u306e DNS \u30ec\u30b3\u30fc\u30c9\u304c\u3055\u307e\u3056\u307e\u306a\u76ee\u7684\u306b\u4f7f\u7528\u3055\u308c\u3001Web \u30b5\u30a4\u30c8\u3001\u96fb\u5b50\u30e1\u30fc\u30eb \u30b5\u30fc\u30d0\u30fc\u3001\u305d\u306e\u4ed6\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30ea\u30bd\u30fc\u30b9\u306a\u3069\u3001\u5e45\u5e83\u3044\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8 \u30b5\u30fc\u30d3\u30b9\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>DNS\u30ec\u30b3\u30fc\u30c9\u306e\u7a2e\u985e<\/h2>\n<p>\u30c9\u30e1\u30a4\u30f3 \u30cd\u30fc\u30e0 \u30b7\u30b9\u30c6\u30e0\u306f\u3001\u305d\u308c\u305e\u308c\u7279\u5b9a\u306e\u76ee\u7684\u306b\u5408\u308f\u305b\u3066\u8a2d\u8a08\u3055\u308c\u305f\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u306e DNS \u30ec\u30b3\u30fc\u30c9\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\u6b21\u306e\u8868\u306f\u3001\u4e00\u822c\u7684\u306a DNS \u30ec\u30b3\u30fc\u30c9\u306e\u7a2e\u985e\u3068\u305d\u306e\u6a5f\u80fd\u3092\u307e\u3068\u3081\u305f\u3082\u306e\u3067\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>DNS\u30ec\u30b3\u30fc\u30c9\u30bf\u30a4\u30d7<\/th>\n<th>\u8aac\u660e<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u3042<\/td>\n<td>\u30c9\u30e1\u30a4\u30f3\u540d\u3092IPv4\u30a2\u30c9\u30ec\u30b9\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td>AAAA<\/td>\n<td>\u30c9\u30e1\u30a4\u30f3\u540d\u3092IPv6\u30a2\u30c9\u30ec\u30b9\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td>\uff23\uff2e\uff21\uff2d\uff25<\/td>\n<td>\u3042\u308b\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u5225\u540d\u3092\u5225\u306e\u30c9\u30e1\u30a4\u30f3\u540d\u306b\u4f5c\u6210\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td>\u30e1\u30ad\u30b7\u30b3<\/td>\n<td>\u30e1\u30fc\u30eb\u3092\u53d7\u4fe1\u3059\u308b\u305f\u3081\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u3092\u6307\u5b9a\u3057\u307e\u3059<\/td>\n<\/tr>\n<tr>\n<td>TXT<\/td>\n<td>\u4efb\u610f\u306e\u30c6\u30ad\u30b9\u30c8\u307e\u305f\u306f\u60c5\u5831\u3092\u4fdd\u6301\u3057\u307e\u3059<\/td>\n<\/tr>\n<tr>\n<td>NS<\/td>\n<td>\u30c9\u30e1\u30a4\u30f3\u306e\u6a29\u5a01DNS\u30b5\u30fc\u30d0\u30fc\u3092\u793a\u3057\u307e\u3059<\/td>\n<\/tr>\n<tr>\n<td>\u30bd\u30a2<\/td>\n<td>\u30c9\u30e1\u30a4\u30f3\u306b\u95a2\u3059\u308b\u7ba1\u7406\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u307e\u3059<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>DNS\u30ec\u30b3\u30fc\u30c9\u306e\u4f7f\u3044\u65b9\u3001\u4f7f\u7528\u306b\u95a2\u3059\u308b\u554f\u984c\u3068\u305d\u306e\u89e3\u6c7a\u7b56<\/h2>\n<p>DNS \u30ec\u30b3\u30fc\u30c9\u306f\u3001Web \u30b5\u30a4\u30c8\u306e\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3001\u96fb\u5b50\u30e1\u30fc\u30eb\u306e\u914d\u4fe1\u3001\u8ca0\u8377\u5206\u6563\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30ea\u30bd\u30fc\u30b9\u306e\u5272\u308a\u5f53\u3066\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u3068\u3063\u3066\u91cd\u8981\u3067\u3059\u3002\u305f\u3060\u3057\u3001DNS \u30ec\u30b3\u30fc\u30c9\u306e\u4f7f\u7528\u306b\u306f\u6b21\u306e\u3088\u3046\u306a\u8ab2\u984c\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>DNS \u4f1d\u64ad\u9045\u5ef6<\/strong>: DNS \u30ec\u30b3\u30fc\u30c9\u3092\u66f4\u65b0\u3059\u308b\u5834\u5408\u3001\u5909\u66f4\u304c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5168\u4f53\u306b\u4f1d\u64ad\u3059\u308b\u307e\u3067\u306b\u6642\u9593\u304c\u304b\u304b\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u671f\u9593\u4e2d\u306f\u3001\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u3084\u30a2\u30af\u30bb\u30b9\u4e0d\u80fd\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002TTL \u5024\u3092\u4f4e\u304f\u8a2d\u5b9a\u3059\u308b\u3068\u3001DNS \u66f4\u65b0\u4e2d\u306e\u4f1d\u64ad\u9045\u5ef6\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>DNS \u30ad\u30e3\u30c3\u30b7\u30e5\u30dd\u30a4\u30ba\u30cb\u30f3\u30b0<\/strong>: \u653b\u6483\u8005\u306f\u3001\u30ea\u30be\u30eb\u30d0\u306b\u3088\u3063\u3066\u30ad\u30e3\u30c3\u30b7\u30e5\u3055\u308c\u305f DNS \u30ec\u30b3\u30fc\u30c9\u3092\u64cd\u4f5c\u3057\u3066\u3001\u30e6\u30fc\u30b6\u30fc\u3092\u60aa\u610f\u306e\u3042\u308b Web \u30b5\u30a4\u30c8\u306b\u8a98\u5c0e\u3057\u3088\u3046\u3068\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002DNSSEC (Domain Name System Security Extensions) \u306f\u3001DNS \u30ec\u30b3\u30fc\u30c9\u306b\u6697\u53f7\u7f72\u540d\u3092\u63d0\u4f9b\u3057\u3066\u4fe1\u983c\u6027\u3092\u78ba\u4fdd\u3059\u308b\u3053\u3068\u3067\u3001\u3053\u306e\u554f\u984c\u306b\u5bfe\u51e6\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u8ca0\u8377\u5206\u6563\u3068\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc<\/strong>: DNS \u30ec\u30b3\u30fc\u30c9\u3092\u4ecb\u3057\u3066\u8ca0\u8377\u5206\u6563\u3092\u69cb\u6210\u3059\u308b\u3068\u3001\u304d\u3081\u7d30\u304b\u306a\u5236\u5fa1\u304c\u63d0\u4f9b\u3055\u308c\u305a\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u30d9\u30fc\u30b9\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u9069\u5207\u306b\u6a5f\u80fd\u3057\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u7279\u6b8a\u306a\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u307e\u305f\u306f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u4f7f\u7528\u3057\u305f\u3001\u3088\u308a\u9ad8\u5ea6\u306a\u8ca0\u8377\u5206\u6563\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u304c\u5fc5\u8981\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30e1\u30fc\u30eb\u914d\u4fe1\u306e\u554f\u984c<\/strong>: MX \u30ec\u30b3\u30fc\u30c9\u306e\u8a2d\u5b9a\u304c\u9593\u9055\u3063\u3066\u3044\u308b\u3068\u3001\u30e1\u30fc\u30eb\u304c\u5b9b\u5148\u306e\u53d7\u4fe1\u8005\u306b\u5c4a\u304b\u306a\u3044\u306a\u3069\u3001\u30e1\u30fc\u30eb\u914d\u4fe1\u306e\u554f\u984c\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002MX \u30ec\u30b3\u30fc\u30c9\u3092\u5b9a\u671f\u7684\u306b\u76e3\u8996\u304a\u3088\u3073\u691c\u8a3c\u3059\u308b\u3068\u3001\u30e1\u30fc\u30eb\u306e\u30b9\u30e0\u30fc\u30ba\u306a\u914d\u4fe1\u3092\u7dad\u6301\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>\u4e3b\u306a\u7279\u5fb4\u3068\u305d\u306e\u4ed6\u306e\u985e\u4f3c\u7528\u8a9e\u3068\u306e\u6bd4\u8f03\u3092\u8868\u3068\u30ea\u30b9\u30c8\u306e\u5f62\u5f0f\u3067\u793a\u3057\u307e\u3059\u3002<\/h2>\n<h3>DNS \u3068 URL (Uniform Resource Locator):<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u5074\u9762<\/th>\n<th>DNS<\/th>\n<th>\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u610f\u5473<\/td>\n<td>\u30c9\u30e1\u30a4\u30f3\u540d\u3092IP\u30a2\u30c9\u30ec\u30b9\u306b\u5909\u63db\u3057\u307e\u3059<\/td>\n<td>\u30a6\u30a7\u30d6\u30a2\u30c9\u30ec\u30b9\u3092\u6307\u5b9a\u3057\u307e\u3059<\/td>\n<\/tr>\n<tr>\n<td>\u30d5\u30a9\u30fc\u30de\u30c3\u30c8<\/td>\n<td>\u4f8b: \u201coneproxy.pro\u201d<\/td>\n<td>\u4f8b\uff1a &quot;<a href=\"https:\/\/oneproxy.pro\/jp\/\" target=\"_new\" rel=\"noopener\">https:\/\/oneproxy.pro<\/a>\u201c\u300c\u201c<\/td>\n<\/tr>\n<tr>\n<td>\u89e3\u6c7a\u30d7\u30ed\u30bb\u30b9<\/td>\n<td>\u30c9\u30e1\u30a4\u30f3\u540d\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u691c\u7d22\u3057\u307e\u3059<\/td>\n<td>Web\u30ea\u30bd\u30fc\u30b9\u3092\u8b58\u5225\u3057\u307e\u3059<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>DNS \u3068 DHCP (\u52d5\u7684\u30db\u30b9\u30c8\u69cb\u6210\u30d7\u30ed\u30c8\u30b3\u30eb):<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u5074\u9762<\/th>\n<th>DNS<\/th>\n<th>DHCP<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u95a2\u6570<\/td>\n<td>\u30c9\u30e1\u30a4\u30f3\u540d\u3092IP\u30a2\u30c9\u30ec\u30b9\u306b\u5909\u63db\u3057\u307e\u3059<\/td>\n<td>IP\u30a2\u30c9\u30ec\u30b9\u306e\u5272\u308a\u5f53\u3066\u3092\u7ba1\u7406\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td>\u76ee\u7684<\/td>\n<td>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u540d\u524d\u89e3\u6c7a\u3092\u53ef\u80fd\u306b\u3059\u308b<\/td>\n<td>\u52d5\u7684IP\u30a2\u30c9\u30ec\u30b9\u3092\u63d0\u4f9b\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td>\u4f7f\u7528\u6cd5<\/td>\n<td>\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3084\u30b5\u30fc\u30d3\u30b9\u306a\u3069\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/td>\n<td>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c7\u30d0\u30a4\u30b9\u306e\u8a2d\u5b9a\u306b\u4f7f\u7528<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>DNS\u30ec\u30b3\u30fc\u30c9\u306b\u95a2\u3059\u308b\u4eca\u5f8c\u306e\u5c55\u671b\u3068\u6280\u8853<\/h2>\n<p>DNS \u30ec\u30b3\u30fc\u30c9\u306e\u5c06\u6765\u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u5f37\u5316\u306b\u3042\u308a\u307e\u3059\u3002\u6f5c\u5728\u7684\u306a\u958b\u767a\u306b\u306f\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>DNS over HTTPS (DoH)<\/strong>: DNS \u89e3\u6c7a\u3092 HTTPS \u63a5\u7d9a\u3068\u7d71\u5408\u3057\u3066 DNS \u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u6697\u53f7\u5316\u3057\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3092\u78ba\u4fdd\u3057\u3066\u76d7\u8074\u3092\u9632\u6b62\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>IPv6\u306e\u5c0e\u5165<\/strong>\u4e16\u754c\u304c IPv6 \u306b\u79fb\u884c\u3059\u308b\u306b\u3064\u308c\u3066\u3001DNS \u30ec\u30b3\u30fc\u30c9\u306f IPv6 \u30a2\u30c9\u30ec\u30b9\u3092\u30c9\u30e1\u30a4\u30f3\u540d\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3059\u308b\u4e0a\u3067\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3059\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u9ad8\u5ea6\u306aDNSSEC\u5b9f\u88c5<\/strong>: DNS \u30ad\u30e3\u30c3\u30b7\u30e5 \u30dd\u30a4\u30ba\u30cb\u30f3\u30b0\u3084\u305d\u306e\u4ed6\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u8105\u5a01\u304b\u3089\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306b\u3001DNSSEC \u3092\u5e83\u304f\u63a1\u7528\u3057\u3001\u3088\u308a\u52b9\u7387\u7684\u306b\u5b9f\u88c5\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u3068DNS<\/strong>: DNS \u30ec\u30b3\u30fc\u30c9\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u5206\u6563\u5316\u3092\u5f37\u5316\u3059\u308b\u305f\u3081\u306e\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u6280\u8853\u306e\u4f7f\u7528\u3092\u691c\u8a0e\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u306e\u4f7f\u7528\u65b9\u6cd5\u3084DNS\u30ec\u30b3\u30fc\u30c9\u3068\u306e\u95a2\u9023\u4ed8\u3051\u65b9\u6cd5<\/h2>\n<p>\u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u3092 DNS \u30ec\u30b3\u30fc\u30c9\u306b\u95a2\u9023\u4ed8\u3051\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002\u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u3092 DNS \u30ec\u30b3\u30fc\u30c9\u3068\u9023\u643a\u3057\u3066\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\u3092\u3044\u304f\u3064\u304b\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>DNS\u30d9\u30fc\u30b9\u306e\u8ca0\u8377\u5206\u6563<\/strong>: \u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068 DNS \u30ea\u30be\u30eb\u30d0\u30fc\u306e\u9593\u306e\u4ef2\u4ecb\u5f79\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001DNS \u30d9\u30fc\u30b9\u306e\u8ca0\u8377\u5206\u6563\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002\u5730\u7406\u7684\u306a\u5834\u6240\u3084\u30b5\u30fc\u30d0\u30fc\u306e\u8ca0\u8377\u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u8981\u56e0\u306b\u57fa\u3065\u3044\u3066\u3001\u8907\u6570\u306e\u30d0\u30c3\u30af\u30a8\u30f3\u30c9 \u30b5\u30fc\u30d0\u30fc\u306b\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u5206\u6563\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>DNS\u30ec\u30b3\u30fc\u30c9\u306e\u30ad\u30e3\u30c3\u30b7\u30e5<\/strong>: \u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u306f DNS \u30ec\u30b3\u30fc\u30c9\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3067\u304d\u308b\u305f\u3081\u3001\u4e0a\u6d41\u306e DNS \u30b5\u30fc\u30d0\u30fc\u3078\u306e\u30af\u30a8\u30ea\u8ca0\u8377\u304c\u8efd\u6e1b\u3055\u308c\u3001\u5f8c\u7d9a\u306e DNS \u8981\u6c42\u306b\u5bfe\u3059\u308b\u5fdc\u7b54\u6642\u9593\u304c\u6539\u5584\u3055\u308c\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30d7\u30ed\u30ad\u30b7\u9078\u629e\u306e\u305f\u3081\u306e GeoDNS<\/strong>GeoDNS \u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u5730\u7406\u7684\u306a\u5834\u6240\u306b\u57fa\u3065\u3044\u3066 DNS \u30ec\u30b3\u30fc\u30c9\u3092\u7570\u306a\u308b\u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u306b\u89e3\u6c7a\u3059\u308b\u3088\u3046\u306b\u69cb\u6210\u3067\u304d\u308b\u305f\u3081\u3001\u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u306e\u9078\u629e\u30d7\u30ed\u30bb\u30b9\u304c\u6700\u9069\u5316\u3055\u308c\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30d7\u30ed\u30ad\u30b7 DNS \u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0<\/strong>: \u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u306f DNS \u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3001DNS \u30af\u30a8\u30ea\u306b\u57fa\u3065\u3044\u3066\u60aa\u610f\u306e\u3042\u308b Web \u30b5\u30a4\u30c8\u3084\u4e0d\u9069\u5207\u306a Web \u30b5\u30a4\u30c8\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u30d6\u30ed\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>\u95a2\u9023\u30ea\u30f3\u30af<\/h2>\n<p>DNS \u30ec\u30b3\u30fc\u30c9\u306e\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\u3001\u6b21\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ol>\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/Domain_Name_System\" target=\"_new\" rel=\"noopener nofollow\">\u30c9\u30e1\u30a4\u30f3\u30cd\u30fc\u30e0\u30b7\u30b9\u30c6\u30e0 (DNS) \u2013 Wikipedia<\/a><\/li>\n<li><a href=\"https:\/\/www.cloudflare.com\/learning\/dns\/dns-records\/dns-records-types\/\" target=\"_new\" rel=\"noopener nofollow\">DNS \u30ec\u30b3\u30fc\u30c9\u306e\u7a2e\u985e\u306e\u8aac\u660e<\/a><\/li>\n<li><a href=\"https:\/\/www.internetsociety.org\/deploy360\/dnssec\/\" target=\"_new\" rel=\"noopener nofollow\">DNSSEC \u306e\u6982\u8981<\/a><\/li>\n<li><a href=\"https:\/\/datatracker.ietf.org\/wg\/doh\/about\/\" target=\"_new\" rel=\"noopener nofollow\">DNS Over HTTPS (DoH) \u2013 IETF<\/a><\/li>\n<\/ol>\n<p>DNS \u30ec\u30b3\u30fc\u30c9\u306f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u5186\u6ed1\u306a\u6a5f\u80fd\u306b\u4e0d\u53ef\u6b20\u3067\u3042\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u304c Web \u30b5\u30a4\u30c8\u3084\u30aa\u30f3\u30e9\u30a4\u30f3 \u30b5\u30fc\u30d3\u30b9\u306b\u7c21\u5358\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3082\u306e\u3067\u3042\u308b\u3053\u3068\u3092\u5fd8\u308c\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u304c\u9032\u5316\u3059\u308b\u306b\u3064\u308c\u3066\u3001DNS \u89e3\u6c7a\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u3055\u3089\u306b\u5f37\u5316\u3059\u308b\u9032\u6b69\u304c\u671f\u5f85\u3067\u304d\u307e\u3059\u3002<\/p>","protected":false},"featured_media":476924,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-476923","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>DNS Record for the Website of the Proxy Server Provider OneProxy (oneproxy.pro)<\/mark>","faq_items":[{"question":"<strong>What is a DNS record, and why is it important?<\/strong>","answer":"<p>A DNS record, short for Domain Name System record, is a text-based entry within the Domain Name System (DNS) that maps human-readable domain names to their corresponding IP addresses. It plays a crucial role in translating user-friendly domain names, like \"oneproxy.pro,\" into machine-readable IP addresses, enabling users to access websites and online services effortlessly.<\/p>"},{"question":"<strong>Who invented DNS records and when were they first mentioned?<\/strong>","answer":"<p>DNS was introduced in the early 1980s by Paul Mockapetris and Jon Postel as a solution to the growing problem of mapping domain names to IP addresses. The first-ever mention of DNS can be traced back to November 1983 when RFC 882 and RFC 883 were published, outlining the specifications and functionality of DNS.<\/p>"},{"question":"<strong>What are the different types of DNS records?<\/strong>","answer":"<p>DNS records come in various types, each serving a specific purpose in the domain resolution process. Some common types include:<\/p><ul><li>A Record (Address Record): Maps a domain name to an IPv4 address.<\/li><li>AAAA Record (IPv6 Address Record): Maps a domain name to an IPv6 address.<\/li><li>CNAME Record (Canonical Name Record): Creates an alias for one domain name to another.<\/li><li>MX Record (Mail Exchange Record): Specifies the mail servers responsible for receiving emails for a domain.<\/li><li>TXT Record (Text Record): Holds arbitrary text or information.<\/li><li>NS Record (Name Server Record): Indicates authoritative DNS servers for a domain.<\/li><li>SOA Record (Start of Authority Record): Provides administrative information about the domain.<\/li><\/ul>"},{"question":"<strong>How does a DNS record work internally?<\/strong>","answer":"<p>A DNS record consists of components such as the Domain Name, Time to Live (TTL), Record Type, and Record Value. When a user enters a domain name into a web browser, the browser queries DNS servers to find the corresponding DNS record. The resolver then recursively searches for the appropriate DNS records, starting from root DNS servers and working its way down the hierarchy until it finds the authoritative DNS server for the domain. The resolver caches the results based on the TTL value for faster responses in future queries.<\/p>"},{"question":"<strong>What are some key features of DNS records?<\/strong>","answer":"<p>DNS records are distributed, hierarchical, and versatile. They enable efficient domain resolution by distributing the workload across interconnected DNS servers. Caching reduces query traffic and enhances response times. DNS records support various services like websites, email servers, and more.<\/p>"},{"question":"<strong>How can DNS records be used with proxy servers?<\/strong>","answer":"<p>DNS records can be associated with proxy servers to provide enhanced privacy, security, and performance. Proxy servers can cache DNS records, distribute requests using load balancing, and offer DNS filtering capabilities for safer browsing experiences.<\/p>"},{"question":"<strong>What are some challenges related to DNS records and their solutions?<\/strong>","answer":"<p>DNS propagation delay can cause temporary inaccessibility when updating DNS records, but setting lower TTL values helps reduce this delay. DNS cache poisoning can be mitigated with DNSSEC, ensuring record authenticity. Load balancing and failover challenges can be addressed through more advanced load balancing solutions.<\/p>"},{"question":"<strong>What does the future hold for DNS records?<\/strong>","answer":"<p>The future of DNS records involves advancements in security, privacy, and performance. Technologies like DNS over HTTPS (DoH) and improved DNSSEC implementation will enhance DNS resilience. Blockchain integration may contribute to DNS decentralization and increased security.<\/p>"},{"question":"<strong>Where can I find more information about DNS records?<\/strong>","answer":"<p>For further details about DNS records, you can explore the following resources:<\/p><ol><li><a href=\"https:\/\/en.wikipedia.org\/wiki\/Domain_Name_System\" target=\"_new\">Domain Name System (DNS) - Wikipedia<\/a><\/li><li><a href=\"https:\/\/www.cloudflare.com\/learning\/dns\/dns-records\/dns-records-types\/\" target=\"_new\">DNS Record Types Explained<\/a><\/li><li><a href=\"https:\/\/www.internetsociety.org\/deploy360\/dnssec\/\" target=\"_new\">Introduction to DNSSEC<\/a><\/li><li><a href=\"https:\/\/datatracker.ietf.org\/wg\/doh\/about\/\" target=\"_new\">DNS Over HTTPS (DoH) - IETF<\/a><\/li><\/ol>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/wiki\/476923","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/wiki\/476923\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/media\/476924"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/media?parent=476923"}],"curies":[{"name":"\u3046\u30fc\u3093","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}